The Caterpillar CLAAS manufacturing facility contains a 165,000-square-foot assembly area and 35,000 square feet of office space. The facility is a pre-fabricated metal building with precast concrete exterior that allows an abundance of natural light into the assembly area through north facing glazing. The roof is constructed of standing seam metal and is configured to allow for no interior roof drains or downspouts. The product display area contains a full height curtain wall system to maximize the views of products at night